HUNTSVILLE, Alabama - "NASA on the Square" brought a huge crowd to the streets and sidewalks surrounding the Madison County Courthouse in downtown Huntsville on Saturday afternoon June 21st. Marshall Space Flight Center partnered with Downtown Huntsville, Inc. to host an "open house" without the hassles of getting onto Redstone Arsenal.

The free event featured dozens of exhibits, demonstrations, bands featuring Marshall Center musicians, activities and games for all ages.

NASA on the Square visitors and participants are encouraged to share their photos on social media using the hashtag #spaceville.